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1 <!DOCTYPE html> | 1 <!DOCTYPE html> |
2 <style> | 2 <style> |
3 dialog { | 3 dialog { |
4 top: 100px; | 4 top: 100px; |
5 height: 100px; | 5 height: 100px; |
6 width: 100px; | 6 width: 100px; |
7 background: green; | 7 background: green; |
8 } | 8 } |
9 | |
10 /* The default CSS style from the spec gives a background color but no dimension
s, | |
11 * so the backdrop has zero size by default. | |
12 * http://www.whatwg.org/specs/web-apps/current-work/multipage/rendering.html#re
ndering | |
13 */ | |
14 dialog::backdrop { | |
15 position: fixed; | |
16 top: 0; | |
17 left: 0; | |
18 right: 0; | |
19 bottom: 0; | |
20 } | |
21 </style> | 9 </style> |
22 <body> | 10 <body> |
23 Test for the default user agent style of dialog::backdrop. The test passes if | 11 Test for the default user agent style of dialog::backdrop. The test passes if |
24 there is a green box, above a very lightly translucent gray box spanning the | 12 there is a green box, above a very lightly translucent gray box spanning the |
25 viewport. | 13 viewport. |
26 <dialog></dialog> | 14 <dialog></dialog> |
27 <script> | 15 <script> |
28 document.querySelector('dialog').showModal(); | 16 document.querySelector('dialog').showModal(); |
29 </script> | 17 </script> |
30 </body> | 18 </body> |
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